Tool knob



FIG. 1 is a perspective view of the tool knob of the present invention;

FIG. 2 is an elevational view of the right side of the tool knob of FIG. 1;

FIG. 3 is an elevational view of the front side of the tool knob of FIG. 1;

FIG. 4 is an elevational view of the left side of the tool knob of FIG. 1;

FIG. 5 is an elevational view of the rear side of the tool knob of FIG. 1;

FIG. 6 is a plan view of the bottom side of the tool knob of FIG. 1; and,

FIG. 7 is a plan view of the top side of the tool knob of FIG. 1.

The broken lines shown herein are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tool knob, as shown and described. 